from The Century Dictionary and Cyclopedia

Etymologies

im- +‎ permissible (Wiktionary)

Examples

To say that something is done by right in Spinoza's sense is to say that there is nothing in virtue of which that action can be judged impermissible, which is different from judging the action to be appropriate according to some new normative standard.

Players' attorney Jeffrey Kessler, who also represented the NFL players, was named in the NBA's lawsuit for his use of what the league called an "impermissible pressure tactic" that has had a "direct, immediate and harmful" effect on CBA talks.

Players' lawyer Jeffrey Kessler, who also represented the NFL players, was named in the NBA's lawsuit for his use of what the league called an "impermissible pressure tactic" that has had a "direct, immediate and harmful" effect on CBA talks.

Further, the ruling identified as impermissible any change of the Basic Law, as far as it affects or weakens Article 1 (inviolability of human dignity) and Article 20 (the identity of Germany as a democratic and social state, Federal statehood and the republican principle, the people as sovereign, and the principle of the constitutional state).

The panel also said it was "impermissible" for China to allow public auction of counterfeit goods seized by Chinese customs authorities, with only the requirement that the fake brand or trademark be removed from the good, Allgeier said.

On the other hand, Kubin / O'Farrel seems to suggest that in the context of a "general approach that seemed to be a promising field of experimentation, where the prior art gave only general guidance as to the particular form of the claimed invention or how to achieve it" then it's "impermissible" to suggest that it was even obvious to try making the composition!